Results 21 to 30 of about 38,320 (249)

Characterization of Volatile Compounds of Rosa roxburghii Tratt by Gas Chromatography-Olfactometry, Quantitative Measurements, Odor Activity Value, and Aroma Intensity. [PDF]

open access: yesMolecules, 2021
Rosa roxburghii tratt (RRT), widely distributed in the southwest of China, is favored by consumers for its good taste and healthy functions. In this study, thirty-seven compounds of Rosa roxburghii Tratt (RRT) were identified and quantified by gas ...
Niu Y   +6 more
europepmc   +2 more sources

Analysis of Volatile Compounds with Odor Characteristics in Dianhong, Chuanhong, and Keemunhong Based on SPME-GC×GC-MS

open access: yesMolecules
China is the place of origin and main producer of black tea worldwide, with Dianhong (DH), Chuanhong (CH), and Keemunhong (KH) being the famous Chinese black teas. The contents of various odor components in black teas differ with their origins.
Sinuo Li   +6 more
doaj   +2 more sources

Understanding the relationship between acid precipitation and lignin odor in Kraft Black liquor

open access: yesCleaner Chemical Engineering
Kraft black liquor, utilized as a lignin feedstock, is increasingly acknowledged as a valuable resource for the production of high-value products. Acid precipitation has proved to be one prominent method for separating this lignin, but its impact on ...
Enrique Amieva   +5 more
doaj   +2 more sources

Evaluation of Volatile Compounds during the Fermentation Process of Yogurts by Streptococcus thermophilus Based on Odor Activity Value and Heat Map Analysis. [PDF]

open access: yesInt J Anal Chem, 2020
The volatile composition of yogurt produced by Streptococcus thermophilus fermentation at different time points was investigated by gas chromatography-mass spectrometry combined with simultaneous distillation and extraction.
Zhang L, Mi S, Liu RB, Sang YX, Wang XH.
europepmc   +2 more sources

Evaluation of Volatile Compounds in Milks Fermented Using Traditional Starter Cultures and Probiotics Based on Odor Activity Value and Chemometric Techniques. [PDF]

open access: yesMolecules, 2020
The volatile components of milks fermented using traditional starter cultures (Streptococcus thermophilus and Lactobacillus bulgaricus) and probiotics (Lactobacillus lactis, Lactobacillus bifidus, Lactobacillus casei, and Lactobacillus plantarum) were ...
Zhang L, Mi S, Liu R, Sang Y, Wang X.
europepmc   +2 more sources

Determination of Volatiles by Odor Activity Value and Phenolics of cv. Ayvalik Early-Harvest Olive Oil. [PDF]

open access: yesFoods, 2016
Ayvalik is an important olive cultivar producing high quality oils in Turkey. In the present study, volatile and phenolic compositions of early-harvest extra virgin olive oil (cv. Ayvalik) were determined.
Guclu G, Sevindik O, Kelebek H, Selli S.
europepmc   +2 more sources

Odor-active volatile compounds profile of triploid rainbow trout with different marketable sizes

open access: yesAquaculture Reports, 2020
The present study identified the volatile compounds profile in raw muscle of triploid rainbow trout with different marketable sizes (eviscerated weight: 2 kg, 3 kg and 4 kg, respectively).
Rui Ma   +8 more
doaj   +1 more source

Relationships between Shanghai Five Different Home-Brewed Wines Sensory Properties and Their Volatile Composition Assessed by GC-MS

open access: yesJournal of Food Quality, 2022
In order to determine the key aroma components of home-brewed wines made from different local grapes in Shanghai. In the work, the identification and quantification of 63 aroma compounds of five home-brewed wines characterized by gas chromatography-mass ...
Xin Dang, Tao Feng, LingYun Yao, Da Chen
doaj   +1 more source

Key Odorants from Pig Production Based on Improved Measurements of Odor Threshold Values Combining Olfactometry and Proton-Transfer-Reaction Mass Spectrometry (PTR-MS)

open access: yesSensors, 2018
Analytical measurements of odorants in combination with odor threshold values is an alternative to sensory measurements that can be used to evaluate abatement technologies for pig production facilities.
Michael Jørgen Hansen   +3 more
doaj   +1 more source

Characterization of the Key Odorants in Shaomai and Their Changes during Storage by Gas Chromatography-Mass Spectrometry/Olfactometry Coupled with Odor Activity Value Calculation [PDF]

open access: yesShipin Kexue, 2023
In order to determine the key odorants in Shaomai (SM) and to investigate the changes of the odorants during SM storage, volatiles were extracted by solvent extraction combined with solvent-assisted flavor evaporation. A total of 50 odor-active compounds
LIU Binshan, WEI Xiaoming, SHAO Danqing, DONG Zhizhong, LIU Yuping
doaj   +1 more source

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